Interested in a new exhaust system for your 6.4L Power Stroke? Check out the Large Bore-HD DPF-Back exhaust system by aFe. This system is constructed from 5" mandrel-bent 409 stainless steel tubing and uses High Quality Band Clamps and OE-style Bayonet Hangers. This unit uses all factory mounting locations to provide a quick, hassle-free installation. Large Bore-HD exhaust systems are the perfect combination of performance, fit and value.

Leak-Free Seal:High quality OE style band clamps are used for a complete 360 degree sealing surface.

Perfect Fit:OE style bayonet hangers are used to maintain a stable pipe location during high vibration and high heat conditions. The Bayonet tip holds the hanger bushing in place for an OE style fit that does not change with time.